validadevsvalidarWhich spelling fits?

Quick tell: validade is a noun, validar is a verb, so they fill different roles in a sentence.

Which to use

“validade” is a noun and “validar” is a verb - they look or sound alike but fill different roles in a sentence.

#11,181
“validade” frequency rank
#28,413
“validar” frequency rank
39594
confusion score

Side-by-Side Comparison

Feature validade validar
Definition qualidade de ser válido tornar(-se) válido, legítimo, legal.

Where the eye mixes validade and validar

Muted = shared; highlighted = the visual trap. They share 6 letters in sequence.

8 ch
validade
7 ch
validar

Visual trap between validade and validar

These two trip readers on the page rather than in the ear: validade is /vɐ.li.ˈda.dɨ/ while validar is /vɐ.li.ˈdaɾ/. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (noun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 39594, derived from the frequency rank of both members and their visual similarity.

validade is recorded at frequency rank #11,181, classified as anoun, pronounced /vɐ.li.ˈda.dɨ/. validar is at rank #28,413, tagged as averb, pronounced /vɐ.li.ˈdaɾ/.

Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.

With a confusion score of 39594, this pair ranks #26,622 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of validade vs validar

Shared letters: adilv. Private to "validade": e. Private to "validar": r.

"validade" · 8 letters · shape CVCVCVCV  ·  "validar" · 7 letters · shape CVCVCVC

Known mistypes of this pair

  • validadeavlidade · vaildade · valdiade · valiadde · validadde · validaed · validdade · validdae
  • validaravlidar · vaildar · valdiar · valiadr · validarr · validdar · validra · vallidar

Frequently Asked Questions

Can "validade" and "validar" be used interchangeably?
No - they are not even the same part of speech. "validade" is a noun and "validar" a verb, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "validade" vs "validar" - which ranks higher?
"validade" is the more common of the two: it sits at frequency rank #11,181 in our Portuguese list, against #28,413 for "validar". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "validade" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "validar" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #26,622 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "validade" and "validar" also get mixed up with nearby pairs, the highest-scored neighbour is "vacinar vs validar". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #26,622 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list